Ring



FIG. 1 is an elevated perspective view of the design for a ring;

FIG. 2 is a front view of the design for a ring, the back view being a mirror image thereof;

FIG. 3 is a top view of the design for a ring;

FIG. 4 is a bottom view of the design for a ring; and,

FIG. 5 is a right view of the design for a ring, the left view being a mirror image thereof. 

CLAIM The ornamental design for a ring, as shown and described. 